From 56554f1f3a7a82b00fc398e984ae979acd2eff91 Mon Sep 17 00:00:00 2001
From: Martin Lee <martinlee1987@gmail.com>
Date: Wed, 26 Feb 2020 12:27:06 +0000
Subject: [PATCH] Catch json deserialisation errors

---
 SuccessfulCodeTools/Extensions/ObjectExtensions.cs |  4 ++--
 SuccessfulCodeTools/Extensions/StringExtensions.cs | 11 ++++++++++-
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/SuccessfulCodeTools/Extensions/ObjectExtensions.cs b/SuccessfulCodeTools/Extensions/ObjectExtensions.cs
index 1f4f89e..1b5a3e0 100644
--- a/SuccessfulCodeTools/Extensions/ObjectExtensions.cs
+++ b/SuccessfulCodeTools/Extensions/ObjectExtensions.cs
@@ -7,9 +7,9 @@ namespace SuccessfulCodeTools.Extensions
 {
     public static class ObjectExtensions
     {
-        public static Lazy<JsonSerializerSettings> _settings = new Lazy<JsonSerializerSettings>(GetSettings);
+        public static Lazy<JsonSerializerSettings> _settings = new Lazy<JsonSerializerSettings>(JsonSettings);
 
-        private static JsonSerializerSettings GetSettings()
+        private static JsonSerializerSettings JsonSettings()
         {
             var settings = new JsonSerializerSettings()
             {
diff --git a/SuccessfulCodeTools/Extensions/StringExtensions.cs b/SuccessfulCodeTools/Extensions/StringExtensions.cs
index 44ec805..63328db 100644
--- a/SuccessfulCodeTools/Extensions/StringExtensions.cs
+++ b/SuccessfulCodeTools/Extensions/StringExtensions.cs
@@ -8,7 +8,16 @@ namespace SuccessfulCodeTools
     {
         public static T DeserializeJson<T>(this string value)
         {
-            return JsonConvert.DeserializeObject<T>(value);
+            try
+            {
+                return JsonConvert.DeserializeObject<T>(value);
+            }
+            catch (Exception ex)
+            {
+                ex = new ArgumentException("Not valid json", nameof(value), ex);
+                ex.Data.Add("argument value", value);
+                throw ex;
+            }
         }
 
         public static T ToEnum<T>(this string value)